Abaixo está uma instrução que descreve uma tarefa de geração de SQL, combinada com uma entrada que fornece mais contexto sobre os esquemas de tabela disponíveis. Escreva o código SQL que responda adequadamente à solicitação
 ###Instrução: Qual é a pontuação de tempo da grade 13?
 ###Tabelas: CREATE TABLE race (race_id AUTO_INCREMENT PRIMARY KEY, Driver VARCHAR, Constructor VARCHAR, Laps INT, Time/Retired VARCHAR, Grid INT) CREATE TABLE 1912_1922 (1912_1922_id AUTO_INCREMENT PRIMARY KEY, Class VARCHAR, Wheel arrangement VARCHAR, Fleet number(s) VARCHAR, Manufacturer VARCHAR, Year made VARCHAR, Quantity made VARCHAR, Quantity preserved VARCHAR, Year(s) withdrawn VARCHAR) CREATE TABLE table_of_the_most_commonly_used_of_the_traditional_essential_dignities (table_of_the_most_commonly_used_of_the_traditional_essential_dignities_id AUTO_INCREMENT PRIMARY KEY, Sign VARCHAR, Domicile VARCHAR, Detriment VARCHAR, Exaltation VARCHAR, Fall VARCHAR) CREATE TABLE siena_college_research_institute_survey (siena_college_research_institute_survey_id AUTO_INCREMENT PRIMARY KEY, Seq. VARCHAR, Name VARCHAR, Background INT, Party Leadership INT, Communication Ability INT, Relations with Congress INT, Court Appointments INT, Handling of Economy INT, Luck INT, Ability to Compromise INT, Willing to take Risks INT, Executive Appointments INT, Overall Ability INT, Imagination INT, Domestic Accomplishments INT, Integrity INT, Executive Ability INT, Foreign Policy Accomplishments INT, Leadership Ability INT, Intelligence INT, Avoid Crucial Mistakes INT, Expert's View INT, Overall INT) CREATE TABLE distribution_and_production (distribution_and_production_id AUTO_INCREMENT PRIMARY KEY, Rank VARCHAR, Country VARCHAR, 2009 VARCHAR, 2010 VARCHAR, 2011 VARCHAR)  
SELECT Time/Retired FROM race WHERE Grid = 13